39904940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5527}}^1$

素因数の和:5574

約数の個数: 36

約数和(自身を含む): 88459056

約数和(自身を除く): 48554116

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 5527, 7220, 11054, 22108, 27635, 55270, 105013, 110540, 210026, 420052, 525065, 1050130, 1995247, 2100260, 3990494, 7980988, 9976235, 19952470, 39904940]

約数ペア:

[(1, 39904940), (2, 19952470), (4, 9976235), (5, 7980988), (10, 3990494), (19, 2100260), (20, 1995247), (38, 1050130), (76, 525065), (95, 420052), (190, 210026), (361, 110540), (380, 105013), (722, 55270), (1444, 27635), (1805, 22108), (3610, 11054), (5527, 7220)]